Special "about:" pages used by web content, such as RSS feeds, can load privileged "about:" pages in an iframe
Published Jun 11, 2018
9.8
CRITICALCVSS 3.0
EPSS 1.77%
Description
Special "about:" pages used by web content, such as RSS feeds, can load privileged "about:" pages in an iframe. If a content-injection bug were found in one of those pages this could allow for potential privilege escalation. This vulnerability affects Firefox < 51.
Affected products
-
- Version unspecifiedStatusaffectedConstraints<51
- Version
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AV:N/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.77% (0.01770) | 77.33th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.79% (0.01793) | 75.48th | v5 (v2026.06.15) |
| Sep 8, 2025 | 2.57% (0.02574) | 85.00th | v4 (v2025.03.14) |
| Mar 17, 2025 | 4.03% (0.04025) | 87.71th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.33% (0.00333) | 71.44th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.33% (0.00333) | 70.36th | v3 (v2023.03.01) |
| Dec 12, 2023 | 0.33% (0.00333) | 67.95th | v3 (v2023.03.01) |
| Nov 2, 2023 | 0.36% (0.00359) | 69.15th | v3 (v2023.03.01) |
| Sep 20, 2023 | 0.40% (0.00404) | 70.59th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.57% (0.00573) | 75.16th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.54% (0.00538) | 73.66th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.10% (0.01105) | 29.18th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.10% (0.01105) | 0.00th | v1 |
No CWE recorded.
References (4)
- http://www.securityfocus.com/bid/95763 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037693 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1309310 x_refsource_CONFIRMIssue TrackingPatchVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-01/ x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/95763 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1037693 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://bugzilla.mozilla.org/show_bug.cgi?id=1309310 | x_refsource_CONFIRMIssue TrackingPatchVendor Advisory | |
| https://www.mozilla.org/security/advisories/mfsa2017-01/ | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.